2015222780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{769169}}^1$

素因数の和:769309

約数の個数: 24

約数和(自身を含む): 4264278480

約数和(自身を除く): 2249055700

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 769169, 1538338, 3076676, 3845845, 7691690, 15383380, 100761139, 201522278, 403044556, 503805695, 1007611390, 2015222780]

約数ペア:

[(1, 2015222780), (2, 1007611390), (4, 503805695), (5, 403044556), (10, 201522278), (20, 100761139), (131, 15383380), (262, 7691690), (524, 3845845), (655, 3076676), (1310, 1538338), (2620, 769169)]